Terumo Corporation

Soichiro Terada

Tatsuhiko Ikeda

Disclosed is a method for centrifuging serum which comprises steps of introducing a barrier having an elastic porous member at least at its principle part into a blood-collecting tube and centrifuging serum, the elastic porous member having porosity of 40% or more, continuous-pore size of 50 to 400 .mu., and a cross section larger than that of the blood-collecting tube. Also disclosed is a barrier to be introduced into a blood-collecting tube, comprising an elastic porous member having porosity of 40% or more, continuous-pore size of 50 to 400 .mu., and a cross section larger than that of the blood-collecting tube, the bottom portion of the elastic porous member preferably being a relatively hard portion with smaller outside diameter.

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Tama, Japan

Soichiro Terada